Word.ws English Dictionary

12-Letter Words

There are 4,083 twelve-letter words on Word.ws, from abbreviation to zwitterionic, each with a short meaning. The most common are relationship, professional, construction, particularly and organization.

Meanings from Wiktionary. Not an official Scrabble, Words With Friends or Wordle word list.

12-letter words by first letter

  1. A
  2. B
  3. C
  4. D
  5. E
  6. F
  7. G
  8. H
  9. I
  10. J
  11. K
  12. L
  13. M
  14. N
  15. O
  16. P
  17. Q
  18. R
  19. S
  20. T
  21. U
  22. V
  23. W
  24. X
  25. Y
  26. Z

The 100 most common 12-letter words

  • accidentally20adv. In an accidental manner; by chance, unexpectedly.
  • accomplished24adj. Completed; effected; established.
  • acknowledged24adj. Generally accepted, recognized or admitted.
  • additionally17adv. By way of addition; in addition to; also.
  • agricultural15adj. Of or pertaining to agriculture.
  • announcement16n. An act of announcing, or giving notice.
  • appreciation18n. The act of appreciating.
  • architecture19n. The art and science of designing and managing the construction of...
  • availability20n. The quality of being available.
  • broadcasting18adj. Sending in all directions.
  • championship26n. A competition to determine a champion, especially the final of a series...
  • civilization26n. An organized culture encompassing many communities, often on the scale...
  • commissioned19adj. Holding a commission; officially appointed.
  • commissioner18n. One who commissions something.
  • commonwealth24n. The entirety of a (secular) society, a polity, a state.
  • compensation18n. The act or principle of compensating.
  • concentrated17adj. Not dilute; having a high concentration.
  • confidential18adj. Kept, or meant to be kept, secret within a certain circle of persons...
  • confirmation19n. An official indicator that things will happen as planned.
  • consequences25n. An old-fashioned parlour game describing the meeting of a lady and...
  • consequently26adv. As a result or consequence of something; subsequently.
  • conservation17n. The act of preserving, guarding, or protecting; the keeping (of a...
  • conservative20n. A person who favors maintenance of the status quo.
  • considerable17adj. Significant; worth considering.
  • considerably20adv. Significantly; to a degree worth considering.
  • consistently17adv. In a consistent manner.
  • constitution14n. The act, or process of setting something up, or establishing something...
  • construction16n. The process of constructing.
  • consultation14n. The act of consulting.
  • contemporary21adj. From the same time period, coexistent in time; contemporaneous.
  • continuously17adv. Without pause.
  • contribution16n. Something given or offered that adds to a larger whole.
  • conventional17adj. Pertaining to a convention, as in following generally accepted...
  • conversation17n. Expression and exchange of individual ideas through talking with other...
  • coordination15n. The act of coordinating, making different people or things work...
  • deliberately18adv. Intentionally, or after deliberation; not accidentally.
  • developments20n. A group of building complexes or apartments. Often used for low income...
  • difficulties21n. A series of frustrations.
  • disappointed18adj. Defeated of expectations or hope; experiencing disappointment; let down.
  • distribution15n. An act of distributing or state of being distributed.
  • dramatically20adv. In a dramatic manner.
  • embarrassing17n. The action of the verb to embarrass; embarrassment.
  • entertaining13adj. Very amusing; that entertains.
  • entrepreneur14n. A person who sets up a business; generally, a person who owns and...
  • establishing18n. The act by which something is established; establishment.
  • experiencing24n. The process of undergoing an experience, or the experience itself.
  • experimental23adj. Pertaining to or founded on experiment.
  • headquarters25n. The military installation from which troops are commanded and orders...
  • historically20adv. In a historic manner; with reference to history or the historical...
  • humanitarian17adj. Relating to people's welfare.
  • illustration12n. The act of illustrating; the act of making clear and distinct.
  • incorporated17adj. Being a type of company, a legal entity where the ownership has been...
  • increasingly18adv. Increasing in amount or intensity.
  • independence18n. The quality or state of being independent; lack of dependence; the...
  • individually20adv. As individuals, separately, independently.
  • installation12n. An act of installing.
  • instrumental14adj. Essential or central; of great importance or relevance.
  • intellectual14adj. Pertaining to, or performed by, the intellect; mental or cognitive.
  • intelligence15n. The capacity of mind, especially to understand principles, truths...
  • interference17n. The act of interfering with something, or something that interferes.
  • intermediate15adj. Being between two extremes, or in the middle of a range.
  • intervention15n. The action of intervening; interfering in some course of events.
  • introduction15n. The act or process of introducing.
  • jurisdiction22n. The power, right, or authority to interpret and apply the law.
  • manufactured20adj. Manmade; produced by humans rather than nature.
  • manufacturer19n. A person or company that manufactures.
  • mathematical21adj. Of, or relating to mathematics.
  • metropolitan16n. A bishop empowered to oversee other bishops; an archbishop.
  • neighborhood22n. The residential area near one's home.
  • nevertheless18adv. In spite of what preceded; yet.
  • notification17n. The act of notifying.
  • occasionally19adv. On occasion: at relatively infrequent intervals, from time to time...
  • organisation13n. Non-Oxford British English and Australian standard spelling of...
  • organization22n. The quality of being organized.
  • overwhelming24adj. Overpowering, staggering, or irresistibly strong.
  • particularly19adv. Especially, extremely.
  • photographer23n. One who takes photographs, typically as an occupation.
  • prescription18n. A written order from an authorized medical practitioner for provision...
  • presentation14n. The act of presenting, or something presented.
  • preservation17n. The act of preserving; care to preserve; act of keeping from...
  • presidential15adj. Pertaining to a president or presidency.
  • productivity23n. The state of being productive, fertile, or efficient.
  • professional17n. A person who belongs to a profession.
  • recreational14adj. For, or relating to, recreation.
  • registration13n. The act of signing up or registering for something.
  • relationship17n. A connection or association; the condition of being related.
  • representing15n. An act of representation.
  • respectively22adv. In a relative manner; often used when comparing array lists, where the...
  • satisfaction17n. A fulfilment of a need or desire.
  • significance20n. The extent to which something matters; importance.
  • specifically24adv. In a specific manner, applying to or naming a particular thing or...
  • subscription18n. Access to a resource for a period of time, generally for payment.
  • subsequently26adv. Following, afterwards in either time or place.
  • successfully22adv. In a successful manner; with success; without failing.
  • surprisingly18adv. In a way that causes surprise because it is unexpected, or unusual.
  • surveillance17n. Close observation of an individual or group; person or persons under...
  • thanksgiving24n. The expression of gratitude.
  • transmission14n. The act of transmitting, e.g. data (signals) or electric power.
  • unbelievable19adj. Not to be believed.
  • unemployment21n. The state of having no job; joblessness.

Source and license

Word lists and meanings adapted from the Wiktionary entry of each word. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws left out names, abbreviations, misspellings and offensive words, and ordered the most common words by how often they appear in English (wordfreq). Meanings from Wiktionary; this is not an official Scrabble, Words With Friends or Wordle word list. Wiktionary data of 2026-09-02.

Cite this page: “12-Letter Words: 4,083 Words A to Z.” Word.ws, https://word.ws/words/12-letter/. Based on Wiktionary, CC BY-SA 4.0.